AI-based tools are free for online voice cloning but their performance varies drastically. Overdub by Descript: Overdub from Descript is a free model that can be used as your basic voice models. Users can use the free version to 10,000 characters Max) enough for personal projects but not professional standard. Descript notes that its free version is solid for casual use, but not recommended for those in search of better quality features.
With the free eleVOCe sandbox trial subscription, you can try creating and trying out a voice model yourself. Trial limited to a few voice samples and basic functionality. While the free trial offers an opportunity for users to get a sense of what their technology is all about, those looking for more advanced features will have upgrade to one if its paid plans. ElevenLabs states that the free version is stable for a basic usage but does not compete in performance with paid versions.
Google Text-to-Speech API on the other hand has a free tier with up to 4 million characters per month. While other vendors offer alternatives, such as free trial versions for this tier with usage limits around synthetic voices. The free tier might be good enough for small scale projects, but perhaps not the same quality or as customizable compared to paid services. While Google explains that the free tier is a way to get you started and pay as you go when your traffic grows beyond what they offer on their basic, paid plans.
Although worth a mention we have the Respeecher and iSpeech as two of the more professional voice cloning service providers again, with limited free options if at all. The Respeecher service is priced from $200 per month, and it makes sense as a high quality offering aimed at high-quality, reliable voice cloning for commercial purposes. iSpeech on the other hand, also has tiers ranging from $99/month and up but they stress their free offerings have limitations.
It is commonly believed that the greater reliability of online free AI voice cloning tools, more restrictions on functionality and quality are required. Because of this, free applications might not have the same rich audio capabilities or as much control over preferences. However, as free offerings they are potentially limited in more professional contexts where you need access to advanced features and with digital asset quality improvements.
Ultimately, while ai voice cloning online free tools offer a great way to get started with the technology of preserving your speech and features in a custom model, they are not always going to be dependable when compared against the paid services on the market today. For heavy users who require more superior and good quality voice cloning, they may need to look at paid services for professional purposes.